makeGmSQLfromR {gmDatabase}

Parse an R expression of SQl statements

Description

makeGmSQLfromR parses an R expression

Usage

makeGmSQLfromR(EXPR,vars,warn=FALSE)

Arguments

EXPR

R expression of an SQL query.

vars

A list of variables

warn

A logical defining the handling of a possible occuring warning.

Details

makeGmSQLfromR is an internal function, which is used for constructing WHERE clauses in SELECT statements or ON clauses in JOIN statements out of an R expression.

Value

Returns the names for the WHERE or ON clause.

Author(s)

K. Gerald van den Boogaart, S. Matos Camacho

See Also

gmRead